| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Credit Suisse (Hong Kong) Limited | Rep | Dealing in futures contracts | 2020-12-23 | 2022-05-31 |
| Rep | Dealing in securities | 2020-12-23 | 2022-05-31 | |
| Telecom King Securities Limited | Rep | Dealing in futures contracts | 2011-09-21 | 2014-06-25 |
| Rep | Dealing in securities | 2009-06-08 | 2014-06-25 |